Creator
- National Atlas of the United States9
- United States. National Ocean Service9
- United States. Department of Commerce8
- United States. National Oceanic and Atmospheric Administration8
- Geological Survey (U.S.)6
- U.S. Census Bureau. Geography Division4
- Coastal Services Center (U.S.)3
- Gap Analysis Program (U.S.)3
- I.M. Systems Group2
- United States. Bureau of the Census2
- Baldwin Group1
- Maine. Department of Marine Resources1
- Nature Conservancy (U.S.)1